Without environmental protection and regulation, 1  Industry would have unlimited ability to produce chemicals for use as pesticides, additives, etc without being required to measure their effects on people or their accumulation in water or soils and their impact on the ecosystem.
Bowel obstruction usually presents with colicky pain, abdominal distension, vomiting and constipation. Abdominal xray in erect posture will confirm the diagnosis. So if you have the above symptoms report to ER to rule out intestinal obstruction.
Bowel obstruction may be complicated by dehydration and electrolyte abnormalities due to vomiting; respiratory compromise from pressure on the diaphragm by a distended abdomen, or aspiration of vomitus; bowel ischemia or perforation from prolonged distension or pressure from a foreign body.