fashion angeles wholesale jewelry What are the learning supplies made of chemical materials?

fashion angeles wholesale jewelry

3 thoughts on “fashion angeles wholesale jewelry What are the learning supplies made of chemical materials?”

  1. aluminum jewelry wholesale 1. Correction liquid
    The correction solution (also known as modified solution, Li Kebai), is a white opaque pigment that is coated on the paper to cover the wrong words. The revised solution is traditionally packed with a small bottle. The bottle cap is attached to a small broom or a triangular foam plastic and immersed in the wrong liquid.
    2, ink
    This is a liquid containing pigment or dye, and ink is used for writing or painting. The earliest ink is ink made of metal, walnuts or seeds or ink made of aquatic animals such as fish and octopus. Chinese ink is carbon ink.
    3, plastic ruler
    is also called ruler, which is a tool for drawing line segments (especially straight), and measure length. The scale is usually measured at the scale. There are some ruler, leaving a special shape such as letters or circles in the middle, which is convenient for users to draw pictures. Rule is usually made of organic glass.
    4, fluorescent pens
    The fluorescent pens are newly produced pens in recent years. Cover the key parts with thick and lighter ink. It's clear at a glance. The fluorescent pen has a fluorescent agent. It encounters ultraviolet rays (more sunlight, sunlight, and mercury lamps) will produce fluorescence effects, which emit white light, which makes the color look dazzling fluorescent feeling. Commonly used in office learning.
    5, rubber
    The soft polyethylene rubber rubbing has the texture of plastic, and has the same functions as ordinary pink rubber rubbing. These rubber rubbing is soft than pink rubber, so it is not easy to damage paper. Polyethylene rubber rubbing is generally white.

  2. wholesale costume jewelry rings In fact, strictly speaking, all learning supplies are made by chemical materials. Including your textbooks. Pen. Ink and so on, of course, also include correction liquid. And it is a chemical that can distribute to toxic gases. Long -term use can make people feel headache, dizziness, disgusting, mental and so on.

Leave a Comment