Ingredients
| Items | Amount | Mode |
|---|---|---|
| Sponge | 1 | |
| Rag | 1 | destroy |
| Gas Mask Filter, Gas Mask Filter - Crafted | 1 | destroy |
| Respirator Filters, Respirator Filters - Recharged | 1 | destroy |
| Ceramic Mortar and Pestle, Mortar and Pestle | 1 | keep |
| Charcoal, Wood Charcoal, Coke | 1 | |
| Glue, Wood Glue | 1 | |
| Duct Tape, Adhesive Tape | 1 |
Produces
| Gas Mask Filter - Crafted | 1 |
| Gas Mask Filter | 1 |
| Respirator Filters - Recharged | 1 |