NOT KNOWN FACTUAL STATEMENTS ABOUT SMOKE

Space situations had been maintained at 22 ± 2°C and 45%–fifty% humidity, with lights set to your twelve-hour light/dark cycle. Animals had been fed Laboratory Diet rodent chow (Laboratory Rodent Eating plan no. 5001; PMI Feeds, St. Louis, MO) ad libitum until finally straight away before tests. All examination problems used teams of both 5 or