Your CPD: Questions - Blue water

1. Which type of flux is recommended for use with lead-free solder?

a) Water soluble

b) Petroleum jelly, which also lubricates the joint

c) Paste flux


2. What is the impact of excess use of flux?

a) Wasting flux

b) Corrosion of the copper pipe

c) Blue discoloration of the water


3. Where should flux be applied when preparing a copper joint gas service?

a) Inside the joint and outside of the pipe

b) Inside the joint and inside of the pipe

c) Outside of the joint and outside of the pipe

d) Outside of the pipe


4. Why does green pitting of copper tube occur in some parts of the UK?

a) The HW is stored at too high a temperature

b) Different areas use different types of fluxes

c) The differences in the local water PH values


5. For your safety, when soldering a copper joint, you must ensure there is adequate what?

a) Flux applied

b) Ventilation

c) Light

d) Support


6. Self-cleaning flux doesn’t require any cleaning of the pipe or fitting

a) True

b) False


CIPHE members are expected to complete 30 hours of CPD each year. Completion of these assessments can count towards this requirement.

Answer the questions and send your answers, along with your name, membership number and email address, to:

CPD Assessment, CIPHE

64 Station Lane

Hornchurch,

Essex RM12 6NB

info@ciphe.org.uk

or visit the members-only area of the CIPHE website:

www.ciphe.org.uk/cpd


You might also like

Your CPD: Questions – Water regulations

Your CPD: Questions – Water regulations

Your CPD: Questions - sizing under floor heating (UFH)

Your CPD: Questions - sizing under floor heating (UFH)

Apprenticeships recruitment drive

Apprenticeships recruitment drive