Guardian: Mo Constantine’s previous hits include bath bombs and Lush soap. If you haven’t had the pleasure, just follow your nose: Lush shops have become familiar fixtures on the high street. You can smell their “zingy” ingredients a mile off. Constantine and her husband Mark (a familiar face on TV) have been tinkering with ingredients to “detox” bathtime since the 1970s, when they sold products to a fledgling Body Shop. They have taken on animal testing and the iniquities of trade in cosmetic …