-
Chlorine, Cl2, ammonia, NH3, methane, CH4, CO2, O2, N2, etc.
-
Methane, the main component of biogas, as well as hydrogen sulfide, how ammonia is produced is not to mention the meal just eaten.
-
Methane, ammonia, hydrogen sulfide, and of course oxygen and nitrogen are also essential.
-
Ammonia, the problem is too general, there is air in the toilet!
The small flying insects in the toilet are called gnats, also known as butterfly flies, and moth gnats. >>>More
bathroom
ladies' room /men's room >>>More
Take a glass bottle full of water to the toilet first, after entering the toilet, pour out the water in the bottle, and then close the lid after a while.
There are small contracting counters such as Jiaxing zongzi and fast food in the restaurant in Deqing service area.
I don't think I can think of it! However, the restaurant name should be catchy enough and then meaningful! Only you will know what kind of name and style you want!!