Inafewdays，thetubeswarmingwithnewbornvermincontainsaliquidasfluidandtransparentaswater。NotadropwouldremaininthetubeifIturneditupsidedown。Allthewhiteofegghasdisappeared，liquefied。Asfortheworms，whicharealreadyafairsize，theyseemveryillatease。Deprivedofasupportwhencetoattaintheouterair，mostofthemdiveintothebrothoftheirownmaking，wheretheyperishbydrowning。Others，endowedwithgreatervigor，crawluptheglasstotheplugandmanagetomaketheirwaythroughthewadding。Theirpointedfront，armedwithgrapplingirons，isthenailthatpenetratesthefibrousmass。
Intheothertest—tube，standingbesidethefirstandsubjectedtothesameatmosphericinfluences，nothingstrikinghasoccurred。
Thehard—boiledwhiteofegghasretaineditsdeadwhitecoloranditsfirmness。IfinditasIleftit。TheutmostthatIobserveisafewtracesofmust。Theresultofthisfirstexperimentispatent:theBluebottle’sgrubisthemediumthatconvertscoagulatedalbumenintoaliquid。
Thevalueofchemist’spepsinisestimatedbythequantityofhard—
boiledwhiteofeggwhichagramofthatagentcanliquefy。Themixturehastobeexposedinanoventoatemperatureof1400F。