Tiny uneven-shaped particles added to liquids to avoid superheating by providing nucleation sites; often made of porous material (e.g. alumina, silicon carbide, calcium carbonate, calcium sulfate, porcelain or carbon) with nonreactive PTFE coating
drobni delci neenakomerne oblike, ki se dodajajo tekočinam, da bi se izognili pregrevanju z zagotavljanjem mest za nastanek nukleacije (sl)
tiny uneven-shaped particles added to liquids to avoid superheating by providing nucleation sites; often made of porous material (e.g. alumina, silicon carbide, calcium carbonate, calcium sulfate, porcelain or carbon) with nonreactive PTFE coating (en)