Storage type 2 volt for steady discharged of currents. Supplied in polystyrene containers with marked positive terminals and charging instructions. Supplied uncharged without acid.

Bar & Gauge, to show liner and super focal expansion

Comprising a heavy cost iron frame with slotted end pillars to carry a spout iron bar the are is threaded at one end for a large tensioning nut and got a hole at the other end to accommodate the cast iron breaking bars. The instrument is mount for experiment to show the forces, which can be exerted during thermal expansion or contraction with 112 bars

Stoneware, glazed inside and outside, for use with troughs for gas collection. Diameter 75mm and 100mm

In Bakelite case working on 4-6 volts D.C

All parts clearly visible works on 4-6 volts D.C fitted on wooden base

Blow Pipe Burner is use for glass blowing. Comes with 2 ejects on heavy base.

Nickel – Plated brass 200mm long

A light alloy pressure die casting with offset jaws, which ensure great strength. The V-grooves in the body are accurate and give a firm grip on rods up to 16mm diameter. The clamping Screw is of nickel –plated brass.

For Measurement of actual (absolute) gaseous pressure. This apparatus is a laboratory demonstration version of the standard bourdon type of pressure gauge widely used in industries the instruments comprises a circular gauge having an overall diameter of 130mm. The dial read 0 to 100ib/in2 a MB 0 to 7kg/cm2 the gauge is carried upon a circular pillar 19x16mm diameter. A tubular 8mm diameter projects from the side of the pillar to provide connection apparatus is provided with a heavy cast iron base 106x91x35mm having four rubber feet.

Head 100x19mm diameter, galvanized iron wire handle overall length 750mm

Chrome plated brass tube of 12mm diameter with screwed air regulator, serrated tapered inlet tube with painted base 70mm diameter. One extra gas nipple

Hardwood base fitted with rubber feet. Clamp with lined jaws and funnel holder slotted for ease of entry fitted with screws, Base 33x11 cm total height 50cm

Hard wood, base fitted with rubber feet, clamps with lined Jews and fitted with screw. Total height 50cm

Supplied with base with tapered raffled in let tube, Chrome plated burner tube has perforated steel plated on top and relatable air regulator around the jet. Overall height 10mm