I would say tense and uncomfortable because "it was undoubtedly hot" "he began to sweat" "began to throb in his ears" the sweat and heat makes it very uncomfortable also, the rumbling and throbbing sound makes it tense.
hope this helps :D
The natural substance formed from resin is AMBER. The amber is fossilized resin of vegetable origin, coming mainly from remains of conifers and some angiosperms. It is normally light brown in color, although there are yellow, honey-colored and greenish varieties. It is considered a semiprecious stone
Me personally? There was this one time I got lost in Ikea.