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.
For most cases of food poisoning, symptoms tend to come on within one to three days of eating the contaminated food. However, for some types of food poisoning, this 'incubation period' can be as long as 90 days. 1  The main symptom is diarrhoea, often with being sick (vomiting) as well. 2  Crampy pains in your tummy (abdomen) are common. 3  A high temperature (fever), headache and aching limbs sometimes occur.