2, 20-25, 20-30, 20's, 20s, 25-30, 40-45, 40-50, 40's, 40s, 45-50, 50-55, 50-60, 55-60, accessory, adult, apparel, associate, clip board, clip-board, clothes, clothing, colleague, color, colour, communicating, computer, connecting, connexion, daylight, daytime, defending, discussion, e.u., electric, eu, europe, european, european union, exterior, fellow, fifties, fifty, force, forties, forty, garment, gentleman, group, guy, hard hat, hat, helmet, human, human being, joining, luminous-vest, male, mediterranean, mid life, middle age, middle aged, middle-age, middle-aged, natural, negative space, obligation, outdoor, outside, pc, person, personal computer, portable computer, powerful, reflecting, reflexion, responsible, safeguard, safety vest, safety-hat, safety-vest, security, south west europe, southern european, spanish, speaking, sunlight, sunshine, talking, team, together, toiling, twenties, twenty, two, using, waist-up, white space, wireless, work, world wide web,
