I always do heads in first for 45mins then 20min bursts in boiling water with oxy detergent, water blasting in between times. if you can get some hydrogen peroxide for final whitening works well
I always do heads in first for 45mins then 20min bursts in boiling water with oxy detergent, water blasting in between times. if you can get some hydrogen peroxide for final whitening works well
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