2-Stroke Diesel Engine Model Electricity & Magnetism_Electricity & Circuits 6oz each in a 4-pack

6oz each in a 4-pack for chemistry-themed home entertaining and science enthusiast gifting

anchoring retort stands and apparatus to the edge of a classroom workbench

Beech wood test tube rack holds 12 tubes up to 20mm diameter in a 9-inch frame for organized storage during chemistry and biology experiments

with a 0 to 20 second reaction window for sanitation and food-safety checks

2-Stroke Diesel Engine Model Electricity & Magnetism_Electricity & Circuits 6oz each in a 4-packBase mounted 2 stroke diesel engine model in aluminum and plastic, its sectioned carburetor and fuel supply exposing the compression ignition cycle to a hand cranked turnover.