Jim Scale – Model Chemistry for Scale Modelers - Matt Varnish (30ml) Alcohol. The Jim Scale Model Chemistry series is purpose-built for static scale modeling — from aircraft and military vehicles to naval kits and sci-fi subjects. Each product is engineered to support critical modeling steps:• Primers and surface preps — smooth, ultra-thin coatings that preserve fine details, perfect for painting• Thinners and cleaners — formulated for both brush and airbrush use, non-clogging and residue-free• Glues and fixatives — designed for precise assembly of delicate parts, cables, and photo-etch elements• Mediums and texture additives — ideal for weathering, dust, grime, and surface effects• Degreasers and anti-silicone agents — remove mold release, oils, and residue from plastic and resin parts