[On the polarity of electric charges on dust particles in the production of phenoplast press powder].
D000447:Aldehydes; D004391:Dust; D009787:Occupational Medicine; D010636:Phenols; D010969:Plastics
D000447:Aldehydes; D004391:Dust; D010636:Phenols; D010969:Plastics
O poliarnosti élektricheskikh zariadov na chastitsakh pyli v proizvodstve pressporoshkov fenoplasta.