CNS oxygen toxicity is the main form seen in diving. Pulmonary oxygen toxicity is not of concern except in very long technical dives (extended cave or rebreather dives, for example) lasting six to 12 hours or more.Prolonged dives within the safe limits for CNS oxygen toxicity may still cause ocular toxicity, which manifests as a narrowing of the visual field and myopia.ulmonary oxygen toxicity is not of concern except in very long technical dives (extended cave or rebreather dives, for example) lasting six to 12 hours or more. Prolonged dives within the safe limits for CNS oxygen toxicity may still cause ocular toxicity, which manifests as a narrowing of the visual field and myopia.
Back to top. 1  No. The Ergo is designed so that your baby is carried in a seated position which supports the spine by dispersing the weight of the head over the hips, thighs and spine. 2  Because of this healthy and Ergonomic design, it is not possible to wear your baby facing out.
When it's very cold in your baby's room, you could put a vest underneath his sleepsuit. Your baby does not need to wear a hat indoors or while he's asleep (Lullaby Trust nd) . Feel your baby's tummy to see if he is getting too hot or too cold and adjust his bedding accordingly.any shops are kept very warm, and your baby could easily overheat. If you've covered your baby with a blanket in the car, you should take it off once the car warms up. Safety tip: In order to work properly in an accident, car seat straps must be snug.