To obtain a computer science degree, you must satisfy the specific CIS major requirements as stated in the UO Catalog at the time you are admitted to the major: 1  Complete the CIS major core courses. 2  Complete your CIS upper-division track and elective requirements. 3  Complete the Math, Science, and Writing requirements.
If you notice the smell more when you have the hot water running, then the problem probably lies in your water heater. You may have to replace the sacrificial anode rod, which needs to be replace every 5 years or so. The other, more dangerous, cause of a rotten egg smell in the home is a gas leak. Manufacturers add a chemical to natural gas and propane to give it a distinctive odor, as they are naturally colorless and odorless. This smell is actually a safety precaution and it is supposed to bother you.
The unpleasant odor of rotten eggs and sewage is from hydrogen sulfide; the odor given off by burning matches is sulfur dioxide. Sulfur in the soil is generally in a sulfate form, and microbes change it to sulfide compounds that enter the soil solution and can be taken up by plant roots for growth.