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.
15 Comments on Solving Common Photoshop ProblemsâGreyed out Filters. 1  Dear Michael, 2  great articleâ¦thanks for sharingâ¦ ð. 3  I am unable to use the droste effect filter in CS5.  All filters should be available when image is set as 8bit RGB â if not check youâre not in LAB or Grayscale modes.