nostr:npub1jzfzl37xfqkxy3yk95qrvz8vfq9y7k8f9eklhpxtznq7q9ef8vzsm0jefp the inside actually burns a bit during the initial breaking-in phase, that's why Mark Twain used to pay homeless people to break his pipes in for him -- he wasn't fond of that taste
Generally when smoking pipes, you don't smoke too fast for the tobacco to get too hot. the carbon that builds up just helps insulate further. the ideal temperature for pipe tobacco is "just on the verge of going out" -- smoke feels cooler than my ideal tea drinking temp !
sorry, am not scientist