Cool Box... Crying Over Spilled (Exploded) Milk

[deep_gala]

Gyeon has an odor remover. Other detailing brands would also have something similar. I have never tried it myself, but my experience with other Gyeon products is very positive.
Q²M ODORREMOVER - GYEON

 

[TheMightyGoose]

This is probably the easiest way to start. They work pretty well and less fussy or expensive than some of the other options suggested here.

https://www.lowes.com/pd/Zep-Freshen-Odor-Absorber-Zeolite-Rocks-32-oz-Air-Freshener/5015763595?store=&cm_mmc=shp-_-c-_-prd-_-sac-_-ggl-_-PMAX_SAC_000_Priority_Items_Omni-_-5015763595-_-online-_-22868638712-_-&gclsrc=aw.ds&gad_source=1&gad_campaignid=23526962391&gbraid=0AAAAAD2B2W9CIv4YqmkLTA4NJ_0LxcaHX&gclid=EAIaIQobChMIh9mqxLislAMV8iFECB3AKgLGEAQYASABEgJbLPD_BwE