Do you need a hand pump for hypoxic polluted water

Oxygen deficiency contaminated water need hand pressure pump. According to the query related information, find the hypoxia game in steam and enter the game, find the water source in the game, click on the water pipe in the lower right corner, find the hand pressure pump, find the hand pressure pump and click on the water source above to place the hand pressure pump, and wait for the villain to build, and so on the villain to build a good hand pump, the villain will automatically go through the hand pressure pump to collect water.