Questions with the keyword 'coating'

• How will the coating help medication? by George to Valerie Comments: (No comments so far )
• What coating killed bacteria so far? by 676heak36 to Kath Comments: (No comments so far )
• what are the main types of chemicals that are used in the coating that kills bacteria? by 278heak23 to Kath Comments: (No comments so far )
• how do you make the special coating? by 472heak37 to Kath Comments: (No comments so far )