Question

what do you mean by hand craft?​

Answer 1

$\huge{\underline{\mathtt{\red{A}\pink{n}\green{s}\blue{w}\purple{e}\orange{r}\green{♡}}}}$

A handicraft, sometimes more precisely expressed as artisanal handicraft or handmade, is any of a wide variety of types of work where useful and decorative objects are made completely by one's hand or by using only simple, non-automated related tools like scissors, carving implements, or hooks.

Answer 2

Indicators are organic weak acids or bases with complicated structures. For simplicity, we represent a general indicator by the formula HIn

, and its ionization in a solution by the equilibrium,