The Oxygen Deficiency Medical Station requires a connection to food and a toilet. This is a mandatory category, click on the medical station and there will be a range, as long as there is a toilet and a refrigerator (food box) within the range. To prevent food poisoning, click on the fridge or food box, then inside the right column you can see the freshness of each food, as long as it is below 50% it will be diseased, then at this time click on this food, then a box will pop up, at the bottom of the box there is a fertilizer pile option, then the food will be forced to become a fertilizer pile item.
Playing tips
The toilet is recommended to build on the side, such as the left, and then in the evening back to the base of the road to set up a washbasin (the beginning of the one that can be built, with water), the arrow to the right (because you build the left side of the toilet), a few toilets on the building of several washbasins, to prevent the villain passed through the location of the washbasin directly with the germs into the room. Boxes placed away from the necessary path, put the corner of the best, the box of all the ore germs, as long as not close to the people will slowly reduce, and so on the later stage of the ore sterilizer can be sterilized.