ces

masculine/feminine plural of ce: these, those

moyens

• Adj

  masculine plural of moyen

• Noun

peuvent

third-person plural present indicative of pouvoir

être

• Verb

  1. to be
  2. Used to form the perfect and pluperfect tense of certain verbs (including all reflexive verbs)
  3. to be (Used to form the passive voice)

• Noun

chimiques

plural of chimique

ou

1. or
2. either...or

visuels

masculine plural of visuel