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Soil quality. Guidance on soil temperature measurement. Original standard BS ISO 4974-2023 in PDF full version. Additional info + preview on request

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Railway applications - Braking system - Quality of compressed air for pneumatic apparatus and systems. Original standard BS ISO 4975-2022 in PDF full version. Additional info + preview on request

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Steel sheet and strip for welded gas cylinders. Original standard BS ISO 4978-2018 in PDF full version. Additional info + preview on request

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Benefit-risk assessment for sports and recreational facilities, activities and equipment. Original standard BS ISO 4980-2023 in PDF full version. Additional info + preview on request

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Steel and iron castings. Magnetic particle testing. Original standard BS ISO 4986-2020 in PDF full version. Additional info + preview on request

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Steel and iron castings. Liquid penetrant testing. Original standard BS ISO 4987-2020 in PDF full version. Additional info + preview on request

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