Your nose is also fatigued. You have been in a room with that fragrance for four days. Ask somebody who has not been there.
Mine lasts about 18 hours and has for years. What changed was that I stopped scheduling anything the day after and stopped treating it as a personal failing.
This happens to me with anything I learned while listening to the same album. Weirdly specific and very real.
It is not ideal. It is also the fastest route to a yes, and they reimbursed me in the end.
A cheap trial is your friend. I bought my own diffuser and a monitor hood, showed it helped for a fortnight, and then the formal request was a formality because there was evidence.
Also: weekend coffee at your weekday time, then go back to bed if you want. Sounds silly, works well.
Mine were going in about a centimetre because I was worried about scratching the glass.
So my heat gun pass is basically making a second thin layer that then shrinks on its own.
The written list is smart. I am definitely not making good calls during the zigzags.
Test three wick sizes in identical jars on the same day and burn them side by side. Guessing one at a time cost me two months.
Whatever you use, bring it to appointments. My doctor changed her advice after seeing eight weeks of consistent logs in a way that describing it out loud never achieved.
Learned this with a case of a wax I ended up hating. Still using it up out of spite.