"United Scientific Supplies"
1
Convection Apparatus
This apparatus consists of a metal box (22 x 10 x 11cm) with clear acrylic front panel, two glass chimneys, a candle, and a cotton filled wick as the smoke source. Includes activity guide.


This apparatus consists of a metal box (22 x 10 x 11cm) with clear acrylic front panel, two glass chimneys, a candle, and a cotton filled wick as the smoke source. Includes activity guide.