methanum

Definitiones

1. methane
   declension-2
2. Equivalent to 'Methane': The simplest aliphatic hydrocarbon, CH₄, being a constituent of natural gas, and one of the most abundant greenhouse gases.

Aequivalentia

Exempla

“[…]sed multae inquisitiones scientificae demonstrant maiorem partem calefactionis universalis postremis decennis gasiorum ex cumulatione oriri […] (dioxydum carbonicum, methanum, oxyda nitrogeni et alia) quae emittuntur potissimum ob humanam industriam.”

[…] yet a number of scientific studies indicate that most global warming in recent decades is due to the great concentration of greenhouse gases (carbon dioxide, methane, nitrogen oxides and others) released mainly as a result of human activity.

Gradus CEFR