Chemiluminescence You can use your Luminol product for this step while it is still moist. Mix 0.2g wet Luminol with 10 mL of 3M Sodium Hydroxide in a 1 L Erlenmeyer Flask. Dilute the solution to 500 mL. Add 20 mL 3% Hydrogen Peroxide.
Boilers in the loft Advantages (not many) ï· Boiler is out the way, if thereâs lack of space. ï· If open flue, less chance of CO Poisoning ï· Some boilers are not pretty and there is a lot of pipework Disadvantages ï· The weather, freezing pipes and boiler. The boiler itself can suffer being open to the elements, lofts can get very cold and very hot. ï· The loft is an inhospitable place the work. Carrying out maintenance and servicing is not best carried out in the loft. ï· Needs a wall to be mounted on, not all lofts have a wall.
Technically, it will mean there is less water for the boiler to heat up. Whether it will save you money or not, I guess it depends which radiators you are intending to turn off.hether or not you will save money depends on their location, you can't leave that to one side. Quote: Originally Posted by Call_me_Dave. Thanks guys; but with respect, I still can't see whether it makes any difference (cost-wise) if I turn off one or two radiators.