Up to two thirds of a survival crafts required drinking water may be produced by a manually-powered reverse osmosis desalinator if it can be done in __________.
A
12 hours
B
1 day
C
2 days
D
4 days
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Question 1 / 2066636eec28f7522a1c51cfcc
Question 1 of 2066636eec28f7522a1c51cfcc
Up to two thirds of a survival crafts required drinking water may be produced by a manually-powered reverse osmosis desalinator if it can be done in __________.
Up to two thirds of a survival crafts required drinking water may be produced by a manually-powered reverse osmosis desalinator if it can be done in __________.