COCJCIOCICICICIMN M POO 00 O d tooo iH t t^ M tooo CO 1-1 O OOO 00 I^O tototcocod w w nO ^ O O^00 -O t^ «^ t^ t^MD t 0 po COOO o r^ t^ i-< cj O-O CI 0 CI rf CO CO CO ^ ^ loo r^OO O OOO t^O v^ ■* CO o 1-1 COCIClCC4CIC<C4M« 0 cotor^o>d tt^M to O too d M O o-oo x^ t^O tototPOcod M H 00 lo O O OOO OO 00 O>00 00\0 CI lot^OfOO O -rf 1/1 n oiorot^ <: rO c^ CO CJ ro CO -^ »00 1^ O OOO t^O V(-> -"t CO ci « rOC)WCCIWC)C»ClCJ O- d to 00 1-1 t x^ 0 POO o- PO r^ »H O O OOO t^ t^O tototcod d 1-. 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OOO r^O oto••:^■rocll-lOC^ OCO t^O OtO'J-'^cONCiMO s 0 O to to to - too O 00 O -^ t^oD o^cocj cor^o vorOM O fO O\00 oOCOO-OOi-iOKj OnOO t^O to'^'^i'cocj M MNMNCICJOCIMM VOOO O d t t^ O coo O d O 0 too O On OOO t^O OtottPOddMO R O t^ t^oo t^ ■ too 00 O-oo r^O-O O lorfioocioo tocoM to 00 r^i^r^cooo O-O t-i c< O-oo i^O to rf CO CO o 1-1 nocicic^cicinwci t I^ O- d to OCl LoO-M toO-cot^ O OOO OO t^O vototcOPOd M M o 00 0 00 00 r^oo too «^ On O 0 O-O CI Mooooo M toOoo r^toON t^O O O t^ 1^00 0^ O Cl Onoo r^o to -^ po C4 CI M OdMMNOClCIClcl to O- M CO tooo M tooo M too d o 0 o-oo OO I^O tototcocod M M o Z S CL. M r^O 00 0 C) i^OOO O M tH M M M C4 d tooo O CI tooo o " tooo O M W M M C0»OC0C0COt'-<+tt«O REFRIGERANTS— TABLES 89 S N 1-1 O OnoO t^-O W) -^ ro '■1 'N « O O-OO 00 r^vO -O to -<J- t ro fj tOrO<-OMt^<^<NNM<Nn(Nr<r<«M«i-i«i-ciHMMMM o n M O O-OO t-^vO to -^ ro PJ M >-< o aoo OO r^O m to ^ ro fO <n POfOrONri<NtMtSMMC4P<<NP4l-.WHIMIHPHlHIHP-ll-.« §■ OO O^©>^r)0 to-<^0 M lOt^O t00>0 ■ O^OO 00 O -^ 0> fj rO rONMMMfNnro-^ LO\C 00 •-< <N to r^ O f^ toOO (N toOO <N vC n 1- 0 O-OO r^O to-tt^"-' " « O OCOOD r^ O i/l lo 1- rO rO rj ^ N«i-iMMWiHMr»5-* toco 0 <N ^O O^ <N u-)00 M Tj-oO M to pj !-• O OvOO r^vo to Tj" ro f-i '-' >-' O O-oo i^ r^o to »o ^ ^ ^ <- r0r-0fO<Nr<fNC-IMCiCSrriO4C<MMM»HMHt»HMMMM & too -+.^c^tOM 0 r^oro'tt-^^C^roO t^ too Q. fO r^ i-< 0 c^ >H O OOO t^O tn -^ ro f- i-« O 0 OOO r^ t^o to to -^ CO fO f-» rOfO<NCMCSC<C-ir4WMCSCSC<l-.MMMMtHtHMMMW 2 CO rOO r^M O--0 <N tooO O Ovt^cO f O OO ror^OO fO 0000\OOOi-'<Nro ^O O- 0 fO looo (I Tj-t-^o ^r^O -<^ (s M oco ooovo tOT}-fo(-< '-' O 0 000 i^ r^o lo to -^ fo f-o pj tOrOCN«OCJ<NM«C<<S<NCJCNM«MMIHI-IIHMW>-IM M O lOOO Tt-INCO t^ too 0 M Tl- c^O "CO >oro-t^O toOOO O O^OO O O <y> O^ 0 M (N TfO 00 O fO to 1^ O fOO o <^o 0 f^ <N O O-OO r^O lOtOTj-rooi M 0 O C-00 t^ r^O to -^ -^ ro ro <n rOfO<NCJCJCICICM<NCICSlC<ClMMIHtHIHWMIHIHl-IW 3 ■^ t-or^M <^i r^too O r~.o^<■lOOOO c^tor<oo t^oo O -f O r^ "^ O^CO oocococo O-O O M fotor^O-M Tfr^o-<N toO^'N roo-fO >-i O O^CO I^O to lO -^ ro <--) m O O^ OOO I^O O io ^ -^ <r) rj (-J rOfO<^C4C<CS|CjC<C4C<riMtNlH»Hf-(M.-t»-IWMW>-HMI-< a g tow ^^MOO-PO'^O (N t-^O ►-• 0 (-oONtocoiH M pooo w r^co •H 0 O^CO t^O lO'i-^rof") »H O O- O^00 t^O O tO --i- -rf CO C^ CJ 1 <3 s t^t-iO r^M OO t^-^toO co^ -^O t-i C^^^ -^O 00 w t^ »-< M t^ r^O O t^ r^O 00 O- O <N rfo 00 O cO tooO m -"^ t^ m Tf 00 c< M O 0\CC r^O to-^cocoo I-I O o^ O-OO r-^O O to -^ '^ CO f^ c< COP0"MNM<NO<<SMOlCS(NM(-lWMlHMWWl-lMI-lM o 00 CO O>oo ^ * O 0 to o> >-■ r^O oo^toOOO-OOtoOtoio tH O O-CO r^O to -rf CO C4 <N I-I O 0^0^ 00 t^ O O to -:t "^ CO CN N COCOC<M(NINP<IN(NP)(Nr<r<lHMI-IMl-IMI-IMMWWM 8 MO cOMOOO •-• coo MO O I-I w -^l-OO coco-^^O'-^O O O to to to to too t^oo O^O fOtor--OvC) ^r^O coo O^ co t^ t-" •H O O-CO r^O to T}- CO w M M O O-OO 00 l^O O to -^ CO CO c M COCOM"«MCSMMMMn<NlHI-IIHl-ll-IMMl-ll-IMMI-l §; ■l^rr-<tO OvtotoM too -^.tO-^t^coO t~. t^OO 00 M 0> CO >!■ 1 to -rh Tf Tt to ^ too r--.00 O P -^O 00 >-i -^O 0\ c* »o Ov <N o O M O O>00 t^Oto-Jj-coci c< M 0 O-OO 00 t^O toto-^cococ-1 M COCO<NriCiCSClCl(SOlNtNC<l-ll-IMI-ll-ll-i|-|l-IMl-IHllH ■& to 0 O to CO w r^ i-^o 00 <^ t^oo (^OOcoOOi-iMioi-it^Ov •<1- -^ CO CO "t "t •* too t^ On M CO lOOO O coo O- N lOOO C< lO 0\ M O O-OO t^O to -"I- CO M w M O O-OO OO I-^O to to -^1- CO CO C^ M rOCO«<NM«SP<PlC<MO)<NOWI-ll-IWI-lWMM„|HHlM s r^MOOco toTj-o O O 0 >oO •-< 0 rfOO toTj-iotoo-tOM m M O O'CC l-0 to Tf CO c^ w I-I 0 O-OO 00 t^O to to "+ CO CO tN w COCOOIMNCS04MCMCHMC-)M>-|«MW1H|HWM1-II-11HM ■Sv CO coiH OCO f^-«^t^cocOO--^^-^ONCOOcO t^OO 00 cs 00 too (MNPtMMtsco^- too t^ O " -4o o- ch' ->■ r^ 6 c^ rL o -^oo' w 0 O-OO r-O to - CO N w iH o O-OO t^ r^o to lo -^ f^ co n w COCOtN<SCSWMMn«CSNC<MI-ll-ll-llHMMWIHWMi-| s O to CO CO 0> O O t^O to 1-1 t^cO O MO COM O comO cooO O MMMMMMdco-vftor^O^M coo 00 M rf r>- 0 coo O cooo w O O-OO I^O to -"t CO <N M O O O-OO t^ t^O to On -* fo CO MM COCO«M««M««M««C<MMMMMMMMMMM„ 1 a! .1 z ■>i CO 00 0 M M r ►o M oa H c „ 'i ho oc 0 ) w hO 5 c 00 0 • ■» T ao ■ -"I »s 90 HOUSEHOLD REFRIGERATION a < 2 O >J^ t^vO 1- r^ r^ rocO CO w O f^ OOO rOOt/lrO'^'Ol^OO « fO f^ HI O OCO r^O iotOfOfO<N tH O O OCfJ l^vOO LOTfT^ro fO*^P0'O<N^<NfiCJMCnCNCN(NMMMM>-<M»-lMM»-l r^ vt-co O O oo t^ tH r^ fooo »o -^00 -^ fOOO -^OoooOc^iOHix^ rO IN « O O-OO t^vO to•rl•^OI"^<N«00^ OOO t'-O VO lO ■* 't <^ rOfOfOfO«C|(Nr*(N(N(N<N<SlMCSt-IMMI-(IHMMMMt-l o t^rj vO'^t'N M l/^OvO O O OvOcO t^NCO lOfO^OlOt^OO <N rO IN M O OCO r^^ VO -t ro IN IN M O OOO OO r^ VO vO lO Tf -r 1^ l^i^fOfO<NNr<ri<Nl-l<Ni-llNININWMMMl-ll-lM>-ll-ll-l 2 OvOCO r.i^ioO>oO O i^--^!"! i-ivO roOoOCO O <n\0 0 t^ rfi^!Nr)(NININir)rl-l0O000lN-i-OO><N-t-~.M.<J-I^"- ^O rj M O OOO f^^ to -^ ro IN fN M O OOO CO I^O VO »0 tJ- ^ r^ rOrOCOfO'N<N(N(NfNfNfNrilNINriHI(H(HMMHII-IM»HI-l J •^ O f^ M o^co ro C^ ^ 'i- O CO C^vO vO t-i f^ tJ fN M -rj- o O ^o n fO^jIN f^ i-i M 01 IN fOTl-ly-)r^O\M roO CO IH -^r^O ror^w -^ ro IN M O i:>00 t^O lO-^frOi-l " m O O-COCO t^OO lOt-frO rO^fOir)C^IN<NW<NCllNC4fN04(Nl-IMtHMMM«)-ilHM f? I^ ro lO lO ■* fO r^ r<^00 t^Mi-iroOOOiN a CO t^ O ii lo O O (N(N»HMMMM<Nr^roior^O\Wf^ loco O i^O O r/>0 O <^ ro IN M O (>00 f^O LO ^t 1^ OJ M M O OCO CO r^O VO »0 ^ -^ rO ^0fO^OfO^^c^<Nc^(N<Nrlc^lNlNlN^-1»HMl-ll-ll-^^H^-lMM s O t^ Ov O^OO vO O O oj ro lo-O i^ioioMO fOCN m lOvO O it oo iNMOOOO""INrO-tOCOO<N10J-,OfOOO^f<OCNfO ro IN h-« o OCO r^vO to -t 1^ IN i-H M O O^CO CO t^sO lo lo ^ ro fO fOrOl^lOOJOjnniNININrilNCNCSMMMMMMMWt-lM H r0004fOr00--0t^l^00>-i0N0lOIN00I^O000lOO'O> MwOOOOOi-IMIN •rtO CO 0> IN ■<J- 1^ O tN lOOO M lOCO n lO IN I-I O O^CO r^O lo -^ <0 <■• I-I O O O.00 t^ I~^vO lO lO ■ ro ro c^rooocoO'iNi-irNCsiNtNriiNritNMwtHiHwiHwMi-iM S I^ COVO vO i^^Ol^-^O 0 -It lOvO corO0<3 rOM 0 rOlOO •■ O O OsO-OOOO " <N roior-Ow -i-O O^ <N lOOO m locO <■" ro IN 0 O-OO l^\0 \OiOrhro<Nh-iOO OCO t^ l^O lO lO ■* lO rO o. O -O 0> OOO f^ w CO lO looO CO 0 i^ o> "i- O t^o >ooo o looo go O OOO OOCOOOOO-Oi-iiNTj- t-^co O i^vO OOMTl-t^MTj-t^l-l ro I-I O OCO I^O lolO-^oOlN i-i O O OOO I^ f^O lo lO Tj- fo lO fOrOfOlNMCSlN ," '"' 00 TfOCNC^INO'^>-iCOOfN<NfOt-ifO OOO INOOfOlOOf^rO OCOOCOOOCOOO OOO fN •'^OOO O O) looo IH -^ I^ O ro t^ w IN M O OCO t^O lO-^-^f^fl »H O O OOO t-^ r^vo lO lO Tf iv^) ro OOfO^OO»INCSCNCN(NCSC^CCS<NCNIHIHMIH>HMMMlHM t^ O -^lOiOlO^OO lOM COO t^OO ^CO il-OO lOrft^O rot^O 00 CO t^ f^ t^ r^ r^co OO tn coior^OfN -^r^o co^o O fOO 0 M M O OOO J^O lO ■ T^ CO <N iH O O OOO r^ t^O lO lo Tf CO CO COCOCOOICNMCSCNCNCSMCJMCNMMMMHIHIHIHIHWIH « 0 r^ O O OOO M o IOM3 OO M O"oo coo 0 On "^00 o r< 00 l^O vO O vO r^ t^CO O O CO »00 OM -"^t^O CNMD 00»\0 O IN M O OOO r^vO lo^rocoM ih O O OOO r^ t^O lo ^ ^ fO co COCOC004"M<N<NC<C^CNCSC<CN1HM1HMMM>H1HHIHW s no <N IN r< 0 lOCoO O COTJ-VO colOc-iCO -^cocOMDOO csvOOO. r^ t^\D O MD O O t^OO OO M TtO 00 w coO O <N lOOO c< lo O CM M O OOO t^\0 lO-coco<N w O O OOO t^O >0 lO Tt It CO IN rOCOCOCNCNMCNCSPJMINCSCNC-lMMlHIHHlHMlHMIHlH -T U-) CO lO lO lO rj- OO cocoi^l^OO OO cioocooo O " r^O M O VO lO lO lO lO lOvO t^OO O M ^ looo O CO looo w loOO M lO O rj IH o OCO r^vO vOTt-cociMMOO OOO l^O O lo ■ -"t co c-< COCOCOMCNr<C<CICNOtNM<NINlHlHMIHWlHlHlHIHMlH t-t OO CO O O r^ »H O f^oO OiNrfO-^OOOicsMTtt^MioiO lo lO ■* 'I- ■* ■* loo O t~.0>H coiOt^O <N looo w rj- r^ IH tJ-oO cj IH O OCO l^O lO'^-coM C"* IH O O OOO r^OO lO-^-^coM rOCOCOC4C^CNCS0401CS(NCNCNC^tHIHIHIHIHMIHIHIH(HIH IN C^OlHOICOMlOCOOlHTf r^O lO O -^ O O f^O O " O 0 IH lo ■<•••* "^ ■* •* loo r^oo O IN Tj-o ooi ■^l-j^O cor^O ^00 cs M o OOO r^o lo -^ CO CI IN IH o OCO 00 i^O O lo -^ -^ co <n COCOCOCHrtlNC^tNCNC-lfjrilNClMMMlHlHIHlHMMMIH K 2 REFRIGERANTS— TABLES 91 2; o < < P a < o SB \n t^ O •>l'i>ir^ioOfOi-i fOf^" O r^O '^'■< Ooo O >-< fOO ^ \0 vovn-t-^-t-'l-'* loo t^ O " 1^0 ■* i> C^ 5" vo t^ " ^ C^ ^ S O <^ toOO t^O -^-OO ot^r^i/iiN loO i^toco>o looo w^oo vd io-'-^'t'^'i-44 jAvO 00 d '^> 1-0 O; "4 r- O f^JvO O ^ ^ W5 pj M O OOO t^O lo^fO-^f^ " O o- o-oo t-- t--o lO to 2^ •>00'0'0'<l-ooi-iOMtOMOooO'>i'OOooOO-0'<t vorj-Tj-ivjrOfO'O'^' mvO 00 O " f^O CO >-. ^g-O O ^■<> O ^2 T^ fO r3 M O ooo I^vO vrj'J-'-OfOM t- O O ooo t^ t-vo vo tn Tf 00 O "l-oo O moo ■vO »ot-»r^i^'M>0 O r^tO(~o»o>o o^ O Tj-rffON " '^ <N 'OrD'>or^Oi-i fO moo O rOO O <^ »^ O "2 ■^ r^ rt ^ O ooo t^vO iO'^fOC<CMiHOO ooo l^vO \0 »o ^ 'T <N vooo ro 't O ro r^ 1-1 O Nt^csoOOmiroOOOO'^i-'m TtroP) r< N r) n n ro-»ot^oO f^ lor^o ro»OOf< u-iO" Tl- r»5 M 11 O OOO t^>0 lO'^rONtSMOO OOO t^\0 VO >0 ^ "T O O <^ "O 00 moo ^ loior^f^i^-^^ loO r^iom lovo OOO pot«)<NMi-<i-ii-<M<spo Tf-o 00 O r< •<i- t^ o « moo m moo « Tf ro ^ >-< O OCO t^O IT) Tf fO f^ f^ -• O OCO CO r^vO \0 >o ■^ ^ OfO'0'i-iO"1^00^i-iMO'^0>OroOOOMi^(-i»0 conmmmO'-'"'^'^ ■^O 00 O m "^vO O <^ moo M ''■OO 2. ^ r<:) M M o ooo r^o m •'J- ro <N w M o OOO 00 r^o vo "i 'r 1- "j-o o too foo O -s-'i-oovD -^"N >/^o f^>ovou->t^O '";■'-; cii-ii-ioooOi-iwN'^mt^OM <~oo 00 M •'^9'''r" Tj. rr, ^1 ►, O OOO i^v3 m -"i- fo rj " " O ooo 00 i^o o m •* •* tOrO<-fOfO<NCtNMMMDC-inr<MMMi-iiHi-i>-il-i>-'>-' oOi-irOOOt^OO ooo i-iOi-ioor^O'oroOOO<xtr)Nr-- i-ii-iooOodoO>-ifO'^ t^oo O fO looo M ■* »> O fO !> O •^ CO <N O 0 00 00 J^vO m rr PO <s w M o ooo 00 t^o vo »^ •* ■<T ts looo 1- ■^ "N ■* 6 toromvoi^tON loOovo io>or^O f^^ M O o o o O o O O >- <N -^vD 00 O " m t^ O coo O po O rj- ro >- O OM l^ t^vO m ■ <0 M m w O OOO 00 I^vO Ml \y^ -^ -^ \n o^ o> t- t^ m o M-oo i^OOO<-^r~.omr<oOO>-im>NO O O ooo CO 00 00 OOO t^ rO>0 t^ O <^ ^ r^ O fOO O <^ O O M- cf M o oS rio mm'tfO<N m O O ooo oo t^vo \n\y-,^ r^ OS N -^ M N O t^oo M <N m^ro f^O -^O i-.mmmr^Ooo w O OCO «) 00 r^CO OC OO " fomt^OM ^-O OJ< yflOO fl K? S^ fO ri " O ooo t^o mm'J-rof^ " O O ooo i^ r^o \n \r, ^ r^ "^ m o m ■* CO t^ <^>o oOO'-ivomO'l- oOOOc^mwvo OOO t-^ r-l t-1 r-L t^oo CO o " o< mvo CO " coo On moo >-■ moo CO " " O ooo t^O m-^Tl-^ON " O O OCO r^ t^o m m ■* co cococOCO^^f^^^N^NNN^^'"''"'^^"''^"'^^ t^O <^ O ot-^t^O O O 'i-co'OM o Tj-ot^m'tmr-. O t^ f* oo CO r~- r^so o t^ i-^oo O O <m 'J-O 00 Q <^ looo w tj- t^ >-• ^oo COCOCO^N^'N^^^NN^^^^'^'"''^'^'"'^^^^ O •fm^roO mO ■+ "^oo r^O mmO'TO 6 o O ^ m O «^ oo r^\0 so O so O r^ f-^oo o I- -^ »o r^ O f'' tooo O -^ ^^ O 'i- r^ CO c< " O oc»o t--so m-l-coi^<N " O o ooo i-~ t^vo m m •* CO cococOfO'^'Nf)'^"'^'^'^'^"'^'-''-''-''-'"'"''-''^"'^ «i- r^ O 00 i^-O O ■^O O'^'^'^O O'^Ot^ioioior^M f^^ i-LsO O lo lo t/^sO O 1^ r^ O i-< ^ lOvO 00 M ■'^ t^ O co^O O <^ ^ CO CN M O OCO l^sO lOTj-COCOiN M O O OCO t^ I^SO VO >0 >:f CO COCOCOfOM'NniNCnrjCSCMClClMI-IMI-lMIHI-lMIHIHM ^M^isMOmO-"!- t^so t^oo m cooo •<t'-<OOOtNso«oo sD so \r> \j-, \r> \r^ \r, losO t^oO O ^< ^so 00 >-i ■ I^ O coso O ^■■O CO t^ M O OCO I^O io-tcoco<N M O O OOO r^ t^vo lO Tt tJ- co COfOCOCOfS|(^CsCSCS|CSCSCslC^0C^>-»Mt-MI-4tH>-tMMM csi Tj-sO 00 O <^ 'i-O 00 O ^< tso 00 O « -^sc 00 O « ^■o oo O M M M M M « W « M « CCt5«^<^CO*'^''VO 92 HOUSEHOLD REFRIGERATION 1 3 3 -3 -O <M fO t-OO lOOO O fO M 0 O O O^O «0 ■ Tf lo r^ U^ -S OOlO^M^OI-ifOINt^ t^vO <^>Oti11-lOOONO>0 rO <N <M rO fO -t lO r^OO O M rJ-vO O "N irjoO M -H- t^ M rOt»>rjcl<NINn<NM(NMM<SMMMHI-(MHII-l S O w •^00 Ovo O^r^^foOoo M M r^^o t^oo oo to t^ t-i O O\00 r^vO »OTfro(^<N m O O^ OvOO t^ r^o to to corOf^W^<NC(ClO)f^r4noiiHi-i)-ii-iMMiHM Si Mf^Oc^tOCSroro OvOO ^O lO r^OO CN M fO fO Tf M ro c< i-i CJ <N ro fO T^\0 r^ O M ro lOOO m -^ I^ 0 ro t^ 0 >-t 0 C^co r^o io^fO<^<NMOO OOP r^ r^vo to to "g \0 <s "^t^OvO O^t^'^fOM H ro roco OO OOO O t^OO M O OnCO t^vo tO'^rofNfNMOON OvCO f^vO vO to ^ S O t^ONtO'^M ro<^0 On r^O OnOO -^ ro fO fO to fO ■^ MOO'-'w'Nroto r^oo O <N Tt r^ 0 <^vO o- ^^i o O^ M O o»oo r^o toTi-(NocN<NMOON onoo r^o no to tj- o to N Tt t^ 0 t^ OnOO nOt)-(N W Tl-Tl-O ONONt^MOO 0 O O O O 1-1 H M •^nO OO O N rf t^ O « tOOO N to On w O OnOO J^NO IO'^^ONDI-iOOn O-OO J^nO nO to tJ- 2 OnO On<n0»O<n -^rO^N OnCO n© 0 ONio^totor^cOtO O On On O 0 M <S TfO t^ On w ^nO On n toCO •-< tOOO 1-1 OnOO 00 t^NO to ■<}• <-0 M M M O OnOO 00 I^n© nQ lO •* CO«M<N|«M«MNMDNtNll-<l-llH>HM>-IWM 3 ■* O rONO O t^ On t^NO Tj-cjMio«i-i-iOi-iOroOO OnOnO-OnO O " rotot^ONW rONO O- <n) loOO m tooO O ONOO l^ f^NO to rt ro N w 1-1 O ONOO 00 r^NO n© to •* fv^<NCSMCS<NMdriC<Dr)tSMWI-ll-ll-IMl-ll-l O tOOO M lOrOlOtrjl-l 0 t^t^O OnO tONO tooo t^ t^ ONOO 00 On O- O w fO to r^oo O <^no CO m ■* t-. 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historical survival refrigeration techniques ice preservation mechanical refrigeration food storage emergency response public domain 1920s technology
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