The parallel feeling, while actively consuming a substance, like weed or beer, In which you can handle properly before acting drastically different.
Drinking 3-8 beers gives yourself the same feeling, but at 1 & 2 youâre sober, and at 9 youâre an asshole.
Mike seems to be fine even though heâs been drinking for the past 2 hours, he must still be in his tolerance window.
Feeling the same amount of high with 3 hits as you do with 9 makes you still in your tolerance window.