SEM photos showed that after adsorption of cadmium, a lot of particle or ashsubstance were deposited on the surface of chestnut inner shell.
SEM照片显示板栗内皮在吸附镉以后,表面聚集了众多的颗状物、粉状物;
2
Atmospheric Marine aerosol was derived from seawater gaseous substance soil dust ash fly from burning coal ash fly from burning fuel and industrial waste at dalian sea area.
结果表明,大连海域大气气溶胶物质主要来自海水、气态物、土壤尘、煤烟尘、燃油灰和工业废料。
3
Vitrification is the safest disposal method at present. Howevee, some harmful substance volatilized from fly ash in melting process, which caused second contamination.