Question

Lowering the temperature below the flash point:..... 

from class 7th English .​

Answer 1

Explanation:

Closed cup testers normally give lower values for the flash point than open cup (typically 5–10 °C or 9–18 °F lower) and are a better approximation to the temperature at which the vapour pressure reaches the lower flammable limit. ... Methods for determining the flash point of a liquid are specified in many standards.

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Answer 2

Answer:

Closed cup testers normally give lower values for the flash point than open cup (typically 5–10 °C or 9–18 °F lower) and are a better approximation to the temperature at which the vapour pressure reaches the lower flammable limit. ... Methods for determining the flash point of a liquid are specified in many standards.