Mucous is the adjectival form of the more familiar noun, mucus. In other words, mucous is actually the action or ability to make the yucky stuff we blow into tissue, which is mucus. There are mucous cells, mucous fluid, mucous membranes, and mucous glands. They are all different objects that can secrete mucus.
  Thus, if you have business income, you can contribute to your ROTH IRA if you are eligible and a SEP IRA. If your SEP IRA is likely to become substantial or you have funds in a 401(k) from a previous employer and you are an one person (or one person with a spouse) business, you should look into individual 401(k)s.
Besides the SEP-IRA contribution made by the employer, employees can also save, in their own IRAs, up to $5,500 for the 2015 and 2016 tax years, or $6,500 if age 50 or older. If you are an owner-only business, you can save both ways â a great way to maximize your retirement savings while lowering your taxes.