needles:useglassblanksmadeforinjectionneedlesuseDavidKopfpipetpullerswitchisonbacktakecarethatthefilamentiscenteredours:setto9.7 etchingneedles:usethediscardedlidofawormplateputadropofwaterandadropofhydroflouricacidontolidput50lbs.ofpressurethroughneedleasyoupasstheneedlebackandforthfromacidtowaterholdneedlenomorethanasecondorsoineachonceithasbeguntobubbleinwaterpassitoncemorebacktoacidandthentowaterWormInjections
pads:melt2%agaroseinwater,keepmoltenat42oCuse25mmx25mmorlargermicroscopeslidesspreadoutmicroscopeslidesontoaheatresistantglassormetaltrayusingapasteurpipet,putasmalldropofagaroseontoaslideandimmediatelycoveritwithanotherslide,pushingdowndoseveralslidesthiswaywaitafewminutesuntilagaroseissolidandgentlypryoffaparttheslidesusethefree(unbroken)slidesasbottomsandcontinueuntilthetrayisfullwhenalltheslidesareuncovered,bakethemat80oCforseveralhoursstoretheminacovereddishorbox