Acne 2 - a comparative study of tea-tree oil versus benzoyl peroxide in the treatment of acne found that 5% tea-tree oil and 5% benzoyl peroxide had a significant effect in ameliorating the patients' acne.
babushka - a woman's headscarf folded into a triangle and tied under the chin; worn by Russian peasant women. headscarf - a kerchief worn over the head and tied under the chin.
The word ovcharka (often spelled ovtcharka, or owtcharka; pronounced uhf-'chAr-ka) is a Russian word meaning something between livestock guardian dog, shepherd's dog and sheepdog.