Regenerative Mesh
Regenerative Mesh is an advanced topical that heals 10 Heat 10 Cold 10 Shock and 10 Caustic. These may be either made in a microwave or found in an Advanced First Aid Kit. On some stations the CMO starts with a Combat Medical Kit in their office containing advanced topicals.
You can make these as a chemist or anyone with access to chemicals. You will need ointment, cloth, access or friends in Hydroponics (for aloe), and lastly, a microwave.
What you need exactly is: 1 Ointment (med packs or medical), 1 Cloth (take a knife and tear up clothes), 1 Aloe (plant) (Found in Hydroponics), 20 Sigynate in a container, 20 Dermaline in a container.
Put into a microwave for 10 seconds.
The product will be 10 Regenerative Mesh.
You may also triple the ingredients and microwave for 30 seconds to produce 30 regenerative Mesh at a time