Plumbing Africa May 2017 | Page 72

70 Blockword Blockword Test your awareness of issues raised in this edition of Plumbing Africa. 4 1 2 5 6 3 7 8 ACROSS 1. Common name for thermoplastic 2. Sealed tank 3. Communicate motion DOWN 1. 4. 5. 6. 7. 8. Abbreviation for advice of receipt A watertight tubular structure Old imperial measure Abbreviation for a certain standard Does it exist? A unit of heat Go to page 79 for the answers. PA May 2017 Volume 23 I Number 3 www.plumbingafrica.co.za