Implement Charcoal. #10042 (#11024)

* Add charcoal

Flush chemicals that are not the charcoal out of the chemical stream

* Add into EN localization to get chem dispenser to display correctly

* Remove method that wasn't needed

* Remove charcoal from dispenser

Charcoal is made by combing ash and carbon

* Place ash in elements prototype

Content.Server/Body/Systems/BloodstreamSystem.cs

@@ -227,6 +227,22 @@ public sealed class BloodstreamSystem : EntitySystem
         return _solutionContainerSystem.TryAddSolution(uid, component.ChemicalSolution, solution);
     }
 
+    public bool FlushChemicals(EntityUid uid, string excludedReagentID, FixedPoint2 quantity, BloodstreamComponent? component = null) {
+        if (!Resolve(uid, ref component, false))
+            return false;
+
+        for (var i = component.ChemicalSolution.Contents.Count - 1; i >= 0; i--)
+        {
+            var (reagentId, _) = component.ChemicalSolution.Contents[i];
+            if (reagentId != excludedReagentID)
+            {
+                _solutionContainerSystem.TryRemoveReagent(uid, component.ChemicalSolution, reagentId, quantity);
+            }
+        }
+
+        return true;
+    }
+
     public float GetBloodLevelPercentage(EntityUid uid, BloodstreamComponent? component = null)
     {
         if (!Resolve(uid, ref component))