111. Surface cleaning appliances. Dry-cleaning robots for household or similar use. Methods for measuring the performance Part 7, (27th January 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (78 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
112. Sampling and test method for cleanable filter media taken from filters of systems in operation. (3rd February 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (30 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
113. Hydraulic fluid power. Background, impact and use of ISO 11171:2020 on particle count and filter test data. (12th February 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (28 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗