Chapter 01 Nanosensors applications in food, medicine, agriculture and nanotoxicology.- Chapter 02 Nanosensors for the detection of chemical food adulterants.- Chapter03 Metal oxides and biopolymer/metal oxides bionanocomposites as green nanomaterials for heavy metals removal.- Chapter 04 Impact of nanomaterials on the food chain.- Chapter 05 Phytotoxic impact of nanomaterials for nanosafety.- Chapter 06 Review of Bioaccumulation, biomagnification, and biotransformation of nanomaterials.- Chapter 07 Nanomaterials and human health: An overview.- Chapter 08 Nanomaterials and human health: Nano-biomaterials in dentistry.- Chapter 09 Nanotoxicological approaches towards nanosafety.- Chapter 10 Nanomaterials in the treatment and prevention of human oral infections.- Chapter 11 Nanomaterials causing cellular toxicity and genotoxicity.- Chapter 12 Techniques, methods, procedures and protocols in nanotoxicology.- Index.