Aetiology: The study of the causes. For example, of a disorder. The word aetiology is mainly used in medicine, where it is the science that deals with the causes or origin of disease, the factors which produce or predispose toward a certain disease or disorder.Today in medicine one hears (or reads) that the aetiology is unknown..or example, of a disorder. The word aetiology is mainly used in medicine, where it is the science that deals with the causes or origin of disease, the factors which produce or predispose toward a certain disease or disorder. Today in medicine one hears (or reads) that the aetiology is unknown..
Saba Saba Day is a Tanzanian public holiday celebrated on July 7. It is marked with the Dar es Salaam International Trade Fair Saba Saba Day is a Tanzanian public holiday celebrated on July 7.
4-Aminobenzoic acid (also known as para-aminobenzoic acid or PABA because the number 4 carbon in the benzene ring is also known as the para position) is an organic compound with the formula H 2 NC 6 H 4 CO 2 H. PABA, a white-grey crystalline substance, is only slightly soluble in water.n the past, PABA was widely used in sunscreens as a UV filter. It is a UVB absorber, meaning it can absorb wavelengths between 290 and 320 nm. Patented in 1943, PABA was one of the first active ingredients to be used in sunscreen. The first in vivo studies on mice showed that PABA reduced UV damage.