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Blech vs. Bleach — What's the Difference?

Blech vs. Bleach — What's the Difference?

Difference Between Blech and Bleach

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Blech

A blech (from the Yiddish word בלעך (blekh) meaning "tin" or "sheet metal") is a metal sheet used by many observant Jews to cover stovetop burners (and for some, the cooker's knobs and dials) on Shabbos (the Jewish Sabbath), as part of the precautions taken to avoid violating the halachic prohibition against cooking on the Sabbath.

Bleach

Bleach is the generic name for any chemical product that is used industrially and domestically to remove color from a fabric or fiber or to clean or to remove stains in a process called bleaching. It often refers, specifically, to a dilute solution of sodium hypochlorite, also called "liquid bleach".

Blech

(slang) An imitation of the sound of gagging, used to express disgust or disdain.
Blech! Look at all those maggots!

Bleach

To remove the color from, as by means of chemical agents or sunlight
Over time, the exposure to sunlight bleached the rug in front of the window.

Blech

(slang) To have the vomiting reflex triggered.
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Bleach

To make white or colorless
Dawn bleached the mountains.

Blech

(Judaism) A metal sheet used to cover stovetop burners on Shabbat to allow food to be kept warm without violating the prohibition against cooking.

Bleach

To whiten by causing the death or expulsion of algal symbionts from (coral).

Bleach

To act as or use a bleach.

Bleach

To become white as a result of the loss of algal symbionts, usually following an environmental stress such as increased water temperature. Used of coral.

Bleach

A chemical agent used for bleaching.

Bleach

The act of bleaching.

Bleach

The degree of bleaching obtained.

Bleach

(archaic) Pale; bleak.

Bleach

(transitive) To treat with bleach, especially so as to whiten (fabric, paper, etc.) or lighten (hair).

Bleach

(intransitive) To be whitened or lightened (by the sun, for example).

Bleach

To lose color due to stress-induced expulsion of symbiotic unicellular algae.
Once coral bleaching begins, corals tend to continue to bleach even if the stressor is removed.

Bleach

To make meaningless; to divest of meaning; to make empty.
Semantically bleached words that have become illocutionary particles

Bleach

(uncountable) A chemical, such as sodium hypochlorite or hydrogen peroxide, or a preparation of such a chemical, used for disinfecting or whitening.

Bleach

(countable) A variety of bleach.

Bleach

An act of bleaching; exposure to the sun.

Bleach

A disease of the skin.

Bleach

To make white, or whiter; to remove the color, or stains, from; to blanch; to whiten.
The destruction of the coloring matters attached to the bodies to be bleached is effected either by the action of the air and light, of chlorine, or of sulphurous acid.
Immortal liberty, whose look sublimeHath bleached the tyrant's cheek in every varying clime.

Bleach

To grow white or lose color; to whiten.

Bleach

The whiteness that results from removing the color from something;
A complete bleach usually requires several applications

Bleach

An agent that makes things white or colorless

Bleach

The act of whitening something by bleaching it (exposing it to sunlight or using a chemical bleaching agent)

Bleach

Remove color from;
The sun bleached the red shirt

Bleach

Make whiter or lighter;
Bleach the laundry

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