What is washability curve?

A curve or graph showing the results of a series of float-and-sink tests. A number of these curves are drawn to illustrate different conditions or variables, usually on the same axes, thus presenting the information on one sheet of paper.

What is washability test?

Float-sink tests are done on samples of coal from beds that will likely need washing (beneficiation, preparation) to remove sulfur or ash (rock and mineral matter) from the coal to meet the desired specifications of the end user.

Can shale float on water?

Shale cannot float on water.

Is washability a word?

adj. capable of being washed without shrinking, fading, or the like.

What is the meaning of washability?

: capable of being washed without damage.

Why coal washing is required?

According to industry calculations, coal washing improves the quality of coal by reducing the ash content to 33 per cent from an earlier 40-45 on an average for Indian coal. It also said “washing leads to reduction in the calorific value of the coal as well”.

Why is obsidian dark and glassy?

obsidian, igneous rock occurring as a natural glass formed by the rapid cooling of viscous lava from volcanoes. Though obsidian is typically jet-black in colour, the presence of hematite (iron oxide) produces red and brown varieties, and the inclusion of tiny gas bubbles may create a golden sheen.

What does washability mean?

How do you spell washability?

adj. capable of being washed without shrinking, fading, or the like. wash`a•bil′i•ty, n. Adj.

What is washability of paint?

Washability is the ease with which washing will remove dirt from the paint’s surface without causing damage. The greater the ease of soil removal with a minimum of film erosion, the greater the useful service life of the coating is expected to be.

Is washable a suffix?

When you see -able on the end of a word, it’s probably an adjective. It generally means you can do something. The label says washable, so I can wash it. Washable.