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mache

mache

9.9
An old unit showing how much radon gas is in the air
  • noun
  • Archaic
translation icon : mache
  • Scientists in the early 20th century measured radon levels in mache before modern units were adopted.

Examples

  • The report mentioned a concentration of ten mache in the underground laboratory.

  • Today, the mache is no longer used in scientific measurements of radioactivity.

  • The mache readings were recorded meticulously.

  • In the past, mache was a common unit for radon concentration.

  • In the early 20th century, scientists measured radon concentrations in mache before transitioning to modern units.

  • The underground lab report indicated a radon concentration of five mache during the assessment.

  • Historically, the mache was the standard unit for measuring radon levels until it fell out of use.

Synonyms

radioactivity unit
vsmache
  • Specialized
5.1

A measure that shows how strong radioactivity is, like the becquerel

is limited to measuring radon concentration and is now obsolete

Compounds

9 5.8

A material of paper and glue you shape when wet and that becomes hard when dry

1 3.9

A material made of paper and glue you shape when wet and paint when dry

Surface Forms

mache singular
maches plural

Etymology

Mache as a unit was named after the Austrian scientist Heinrich Mache. Because he worked on radon, his name was used for an old measure of radon in the air, which is why the unit was called 'mache'.