Hawaii and California are the only two U.S. states that grow coffee plants commercially.
heatproof (comparative more heatproof, superlative most heatproof)
insulating and incombustible
heatproof (third-person singular simple present heatproofs, present participle heatproofing, simple past and past participle heatproofed)
(transitive) To make insulating and incombustible.
Source: Wiktionary
6 February 2025
(verb) make (substances) hard and improve their usability; “cure resin”; “cure cement”; “cure soap”
Hawaii and California are the only two U.S. states that grow coffee plants commercially.