Five children required hospital treatment after smoking vapes containing synthetic cannabinoids, also known as Spice.Police officers were called to a school in Eltham, in south-east London, on January 29 "after a number of students reported feeling unwell".One of the children has been put in an induced coma, the Mirror reports. Last month, two children in Merton were also left unwell after using a vape laced with Spice.The Welsh Emerging Drugs and Identification of Novel Substances service (Wedinos) has warned that people buying e-cigarettes laced with Spice may have thought they contained cannabis oils or liquids.Almost a third of the 196 samples of liquids submitted to them in 2023 contained a class of chemicals which Spice belongs to, they revealed.