Typically, their paint is moderately hard to very hard.

This part of the bed should be elastic and moderately hard.

Most groundwater in the region is moderately to very hard.

The conclusion is simple - you can drink moderately hard water.

Medium hard: 3.5 to 7 grain per gallon (60 to 120 ppm)

Medium hard: 3.5 to 7 grain per gallon (60 to 120 ppm)

Water for irrigation of Orchids should be soft, in extreme cases - moderately hard.

Wash medium hard (you can choose a wardrobe with a hard pile).

Wash medium hard (you can choose a wardrobe with a hard pile).

In the general aquarium it is necessary to fill in soft (sometimes medium hard) pH-neutral water.

If you play in all kinds of weather we recommend that you buy a medium-hard ball.

The ideal water hardness is when the water is medium hard between 100 to 200 mg CaCO3/l.

The tap water in Paris, which has a limescale content of 20 to 30 °f (French degrees), is moderately hard.

Vanadium is a metal that is characterized as being medium-hard and having a distinctive steel-blue color.

For a general assessment, we will cite the following data: in St. Petersburg and the Baltic States, the water is soft, in Moscow - moderately hard, in Kiev and the neighboring areas - very hard.