Celsius is a temperature scale where 0 C indicates the melting point of ice and 100 C indicates the steam point of water.Yup, it's the melting point of ice, not the freezing point of water.elsius is a temperature scale where 0 C indicates the melting point of ice and 100 C indicates the steam point of water.
Biological filters: Replace the carbon when the aquarium water turns cloudy, or at least once every two months. Chemical filters: Give the chemical filter a good cleaning out when it appears to be clogged, malfunctioning or working very slowly. More frequent cleanings may be needed if your fish is sick.
Typically you should change a basic, fiberglass or paper furnace filter every one to two months. And you should change or clean an electrostatic or HEPA filter every two to four months ifâ¦. â you have one or more furry pets. â you notice excessive to moderate dust buildup in your house. â one or more people in your home smoke.