title: Double embedding again.
mesh_terms: D000438:Alcohols; D002482:Cellulose; D003101:Collodion; D005990:Glycerol; D008867:Microtomy / Q000379:methods*; D009574:Nitro Compounds; D010232:Paraffin; D010636:Phenols; D013194:Staining and Labeling; D014014:Tissue Adhesives; D014021:Tissue Preservation; D014783:Viscosity
chemical_list: D000438:Alcohols; D009574:Nitro Compounds; D010636:Phenols; D014014:Tissue Adhesives; D010232:Paraffin; D002482:Cellulose; D003101:Collodion; D005990:Glycerol