Question 7: To counteract minor contamination of the product and kill microorganisms on the contact lens, some products may contain preservatives such as thiomersal, ________, benzyl alcohol, and other compounds.
Question 8: A ________-impregnated lens case has been developed which helps to eradicate any potentially contaminating microbes that come in contact with the lens case.
Question 10: Before touching the contact lens or one's eyes, it is important to thoroughly wash & rinse hands with a soap that does not contain moisturizers or ________ such as fragrances.