Yes. A = L x W; 55 feet x 30 feet = 1650 square feet. 1650 square feet divided
by 21 persons = 78.5+ square feet per person. This exceeds the
The windows on the windward side should be opened at least 6 inches from the
bottom. Windows on the opposite side should be opened at least 6 inches from
Avoid dry sweeping; instead use water, wet sawdust, or a sweeping compound.
Substitute mopping for sweeping.
Dust particles can carry germs. When a sick person sneezes, large droplets
containing germs settle on dust particles where they dry out but do not die. They
Drainage, filling, rodent proofing, and screening of buildings with fine (18-mesh)
Cleaning bathroom floors regularly with hot soap and water.
Dull and dark colors allow more light to be absorbed and not reflected. This
No. The optimum temperature range is 68 to 73 F with the relative humidity at
Place a pan of water in the room alongside the heating apparatus.
Hang a wet blanket in the room.
Corps of Engineers
U.S. Army Medical Department
End of Lesson 2