But the blue bar will work the other way and maybe halve the speed and double the force. So when we get to point (3), we have twice the speed and half the force that we had at point (1). That's what we'd expect from a pair of gear wheels where one (red) is twice the size and has twice as many teeth as the other (blue).
It also states that food poisoning is a known risk factor for irritable bowel syndrome and in fact, has its own version known as âpost-infectious irritable bowel syndromeâ (PI-IBS). This can occur following a bout of bacterial food poisoning.
Signs and symptoms. The symptoms of food poisoning usually begin within one to two days of eating contaminated food, although they may start at any point between a few hours and several weeks later. The main symptoms include: 1  feeling sick (nausea). 2  vomiting. 3  diarrhoea, which may contain blood or mucus.