1.The use of benzene or of a product of which the content of benzene is more than 1 volume percent as a solvent, cleaner or thinner is not allowed, unless it is used in a closed system or in another manner through which the protection...

Insofar as the activities, as referred to in the Articles 4.59, first and second paragraphs, and 4.60, first and third paragraphs, and the use of benzene, as referred to in Article 4.61a, are allowed, section 2 of this chapter, with due regard for Article 4.12...

[(Cancelled) ]

[(Cancelled) ]

[(Cancelled) ]

[(Cancelled) ]

1.The sections 1 through 8 of this chapter are not applicable to biological agents. 2.In this section is meant by: biological agents: micro-organisms which have been genetically modified or not, cell cultures and human endoparasites which can cause an infection, allergy or toxicity; cell culture...

The locations where is worked with biological agents are clearly beaconed and are marked with a safety signalling which complies with the provisions of or pursuant to section 2 of Chapter 8.