Dixon Phano Nontoxic China Markers, Nontoxic, Paper Wrapped, Crimson Red, Ideal for marking on glass, plastic, film, paper, metal, rubber, almost any surface. Bright colors deliver vivid marks. Marks easily wipe away clean from any smooth surface.
Pascalft s Law Apparatus, Weight: 3.3lb, Length: 13.0in, Width: 8.7in, Height: 9.4in, Consists of a moulded plastic base into top of which may be screwed one of a set of four vases of differing shape & a movable index on vertical rod enables the height of water
Double wall calorimeter with easily removable spring heating element, Operates on 3-6V DC at approximately 5 watts, Inner aluminum 150mL reservoir, aluminum outer, plastic insulator ring, Lid accepts heating element, stirrer, and thermometer cork, 5.1x4.7x7.1 in, 0.7lbs