Antibacterial activity of DEG and TEG mediated synthesized ZnO NPs (1 mg/ml) against Gram-positive Staphylococcus aureus(NCIM 2654)(A)and Gram-negative Proteus vulgaris(NCIM 2613) (B), In plate (I) and (III) samples inoculated are(1)DEG 3 h, (2) DEG 3 h with sodium acetate, (3) DEG 2 h, (4) DEG 2 h with sodium acetate and in plate (II) and (IV) samples inoculated are(1)TEG 2 h with sodium acetate, (2) TEG 3 h, (3) TEG 3 h with sodium acetate, (4) TEG 2 h.