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Human Electric Respiratory System Model/Biological Teaching anatomy model
The kit contains 5 complete sets along with 10g lollipops (not including the slotted masses)
High performance
This real specimen of Frog Life Cycle has been embedded in plastic for observation and study
decorations
Hygrometer Wet & Dry Scissors Human Electric Respiratory System Model/BiologicalFeaturing a Classic mason Hygrometer with wet and dry bulb hygrometer and a large water reservoir. One thermometer bulb is in air and the other is wrapped in a wick kept moist from a water reservoir. The difference between the two readings is used to give an accurate calculation of humidity. Complete with wet and dry bulb tables. Ranges: 5 to 50C & F, + 1C & F Divisions: 1C&F Product Dimensions: 310mm x 77mm x 33mm. Premium Quality: Hygrometer Wet &
