[Hygienic characteristic of some new materials used for new and modernized water supply systems].

Activated carbon FAS/Pt and membrane GOMPOD do not deteriorate water quality under its purification. Mineralisator MP-UK in general does not deteriorate water quality. All the studied materials were recommended for treatment and conditioning of water in space apparatuses.

[Toxicologic evaluation of purified municipal and industrial waste water].

Analysis of waters sewage in Kiev and of waste water of a textile and se wing enterprise in Chernigov has shown that treatment by biological method and with activated carbon was fairely efficient in toxicity reduction.

[The hygienic evaluation of an aerosol-gas mixture as a preservative of potable water].

Complex hygienic assessment of the aerosol-gas method for the drinking water conservation demonstrated no significant effects on white rats in toxicological and genetical experiments. The method was recommended for long-term conservation of the drinking water in steel tanks.