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still relevant for niche applications
to maintain transparency during condensation at -20°C
The Digital 4 in 1 Soil pH Meter Light Moisture Temperature is an essential tool for environmental measurements
Pressure Equalizing funnel with DURAN® RODAVISS® Joints
The funnel maintains constant pressure while adding liquids
Wave Motion Apparatus Powell’s Wave Machine with Rotational Scale Type:Rod / Short Straight still relevant for niche applicationsThe Wave Motion Machine or Powells Wave Machine demonstrates wave motion principles with a built in scale for studying the relationship between rotary and vertical motion. Other designs may be noisy, but this version is moulded and quiet. It displays both longitudinal and transverse wave movement, and the handle features a 0 360 . scale for studying sine wave action. Read Instruction Sheet Brand: IEC Dimensions: 178mm (dia) x 51mm (H) Weight: 0. 17 kg