CLEAPSS DT - Supporting practical work in science, technology and art


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GL335 H&S regulation and guidance for school D&T
MRATsAdministration
This guide describes the legislation and regulations that are taken into account when writing CLEAPSS documents.
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MRAT - 024 - Plasma Cutting
MRATsProjects
The cutting of metals by means of a plasma arc that produces a high-temperature stream of ionised gas capable of cutting metal. Hand-held torches usually use compressed air as the gas but mixtures of argon and either hydrogen or nitrogen may occasionally be used.
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MRAT - 082 - Wood Planing and Thicknessing
MRATsProjects
The preparation of timber, particularly if from sawn stock, providing a usable surface, square edge and finished thickness separately or in combination.
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MRAT - 087 - Circular, Vertical Panel Saws
MRATsProjects
Circular saw: The preparation of workpieces from sheet, board or section material.Vertical panel saw: a machine designed for cutting large sheets to size using a saw blade and motor on a sliding framework.
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