This monograph comprises four chapters concerning formaldehyde, a colorless, flammable, strong-smelling chemical and an essential component in many manufacturing industries. Chapter 1 explicates the synthesis of diaminodiphenyl sulphone bisbenzoxazine by three step process and the synthesis of bisphenol-S bisbenzoxazine by solvent method. Chapter 2 remarks on the substantial growth trajectory of formaldehyde, examining the potential health-related effects associated with its rise in popularity and discussing how nanotechnological advancement may play a future role in mitigating the chemical's...