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"mpn":"136719204379"
precision flame control
"category":"laboratory Beaker (Set Of 36)
- Name: Magnetic Stirrer
Ideal For All Skill Levels
Bar And Gauge floor model centrifuge "mpn":"136719204379"Bar And Gauge For illustrating expansion by heating and contraction by cooling. Comprising a bar of iron mounted on a support rod with wooden handle, and a brass gauge with a cut out which barely admits the bar lengthways while cold, and a hole which passes the bar endways only while cold. Heating the bar and then comparing it to the gauge provides an excellent visual demonstration of thermal expansion.
