hat
Swasanndis-senk santimèt ajoute nan do kay la nan yon 40,000 ogmante rezèvwa lit zòn nan pa senkant pousan (40 m3 (10,000 gal))
eng
Seventy five centimeters added to the roof of a 75 m3 (20,000 gal) cistern increases the rainwater collection area by fifty percent.