Water hyacinth As Boardmarker Ink Chemistry, Competition, Environment, Plant, Science Project|February 8, 2018February 8, 2018by Reyshan Preface Water hyacinth is a water plant with the characteristics of hollow stems and rooted sert. Water hyacinth is often regarded as
Utilization of Tea Bag Residue As Safe Ink and Environmentally Friendly Chemistry, Chemistry Reaction, Colour, Environment, Food, Plant, Science Project|October 12, 2017October 12, 2017by Reyshan Preface The role of ink today can not be separated from everyday human life from art, journalism, to the printing industry, all
