LECTURE 4 WATER USAGE AND CONSERVATION

[@MustafaMust-cj6uq]

thanks for those who give knowledge to community for free to save lives and money great job

[@deirdrawilliams6972]

Prof.Shields, I think you made a mistake with the problem at 7:30. Ofc isf 0.3

[@dyexpeditinginc1170]

no mistake, ofc is 0.3 in the video.