What is the recommended upper limit for particle size when using semi-open impellers?
What is the recommended free passage for municipal sewage applications?
How is untreated wastewater including toilet discharge inside buildings with solids no larger than 50 mm defined in the module?
What is greywater?
Test results
Congratulations. You have passed the test and completed the 57 - Wastewater handling with the UNILIFT range
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Q: What is the recommended upper limit for particle size when using semi-open impellers?
A: Up to 35 mm
Q: What is the recommended upper limit for particle size when using semi-open impellers?
A: Up to 50 mm
Q: What is the recommended upper limit for particle size when using semi-open impellers?
A: Up to 12 mm
Q: What is the recommended free passage for municipal sewage applications?
A: Minimum 35 mm
Q: What is the recommended free passage for municipal sewage applications?
A: Minimum 80 mm
Q: What is the recommended free passage for municipal sewage applications?
A: Minimum 12 mm
Q: How is untreated wastewater including toilet discharge inside buildings with solids no larger than 50 mm defined in the module?
A: As blackwater
Q: How is untreated wastewater including toilet discharge inside buildings with solids no larger than 50 mm defined in the module?
A: As sewage
Q: How is untreated wastewater including toilet discharge inside buildings with solids no larger than 50 mm defined in the module?
A: As brown water
Q: What is greywater?
A: Untreated wastewater from wash basins, showers, floor drains and appliances containing fibres and solids no larger than 10 or 35 mm
Q: What is greywater?
A: Sewage mixed with rainwater, collected groundwater and other raw water with solids up to 80mm
Q: What is greywater?
A: Rainwater – it looks grey when it flows on built up surfaces