Vol. 9, Issue 7 (2020)

Author(s):
Siva Subrahmanyam Dasari, Nareshvarma Seelam, K Sowmya, K Renuka K Praveen and M Prashanthievangelin

Abstract:
Nanomaterials (NMs) have gained most prominence in technological advancements to their physical, chemical and biological properties with enhanced performance over their bulk counterparts. NMs are categorized counting on their size, composition, shape, and origin. the power to predict the unique properties of NMs increases the worth of every classification. due to increased growth of production of NMs and their industrial applications, issues concerning toxicity are inevitable. The aim of this review is to match synthetic (engineered) and present nanoparticles (NPs) and nanostructured materials (NSMs) to spot their nanoscale properties and to define the precise knowledge gaps associated with the danger assessment of NPs and NSMs within the environment. The review presents an brief summary of the history and classifications of NMs and provides an summary of the varied sources of NPs and NSMs, from natural to synthetic, and their toxicological effects towards mammalian cells and tissue. Additionally, the kinds of toxic reactions related to NPs and NSMs and therefore the regulations implemented by different countries to scale back the associated risks also are discussed.