Heritage Railwaygoringengineering1Jul 181 min readUpdated: Jul 19Various types of work and loco'sBetton GrangePiston and rod from Foremarke Hall Steam loco
Quality Assurance Versus Quality ControlQuality Assurance (QA) Quality Assurance is concerned with how the product is made. It establishes and maintains systems that make it likely the product will be right first time. Typical QA activities
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