Clean your microwave: Put a microwave safe bowl in the microwave, fill it with water, add a dash of vinegar & put it on for 5 minutes. The steam will soften up all the gunk & absorb the smells. Let it sit to let the steam penetrate.
Aging wood in 9 steps. This works great, except dont use stainless steel wool. It can create a greyish color to a very dark red hue depending on how much vingear you use and how long you let the mixture sit.