shiny

Geometric Isotopes

Observe two types of dustbins placed in your locality blue in Bydiodegradable and recyclelable what is their significance what type of waste is disposed in them why their use should be increased?" Observe two types of dustbins placed in your locality blue in Bydiodegradable and recyclelable what is their significance what type of waste is disposed in them why their use should be increased?"

Generally a solid become a liquid by melting or a gas by sublimation; but not all the solids can be melted.

To observe is "observar."