Although the negative terminal is not connected, still be careful to ensure the wrench used does not contact any other metal. If the cover is missing, then you should cover the post with a clean towel or a rag. Hand-tighten the nut until you can no longer turn it.
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One-sentence summary -- Place the positive terminal back onto the positive post. Hand-tighten the nut until you can no longer turn it. Place a socket wrench over the nut and tighten the nut until it no longer turns. Place the cover over the positive post. Place the negative terminal back onto the negative post. Place a socket wrench over the nut and turn it until the nut is completely tightened. Remove all tools, towels or rags from the engine area. Lower the support bar and close the hood. Discard any rags or towels that came into contact with battery acid.


This should be done before doing any kind of PC repair work which requires opening a computer. If you neglect this step, you may damage your computer. This may include keyboard, mouse, network cable and speakers. It will be connected to almost every component inside the computer case and will look something like this: Unscrew the mounting screws on the back of the case which hold the power supply in its housing.  Place the screws in a handy location. This is usually a simple process, but if there is little room in your PC, it may be necessary to remove other components to get the power supply out. If you don't feel comfortable removing other components, replace the mounting screws and enlist the help of a PC expert before continuing. Do not try to yank a power supply out by force.
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One-sentence summary -- Familiarize yourself with proper ESD procedures. Disconnect all external connectors (including the power cord) from the machine. Identify the power supply unit. Remove the case cover. Gently remove the old power supply from the case.


Try glamming up your look at night by wearing more of it and wearing bolder colors. Or, have fun makeover parties with friends (or by yourself) where you try out bolder and more vivid colors that you might be too timid to wear during the day. All-over foundation can look very caked-on and unnatural in the sun’s harsh light. At night, under artificial lights, you can feel a little more free to apply foundation all over for more complete coverage. Apply it the same as you would concealer or BB cream. Dab it all over your face, and blend it gently with your fingers or a blending sponge. If you put on too much at this point, don’t worry. Just wash your face and start again. Highlight your face by applying a highlighting powder on the areas of your face that light from above would naturally illuminate—your forehead, your nose, the tops of your cheekbones, and your chin. To [Apply Contour Makeup|Contour]], on the other hand, apply dark makeup under your cheekbones or jawline to create shadows that add definition to these areas. It takes some practice to get really good at highlighting and contouring, but once you have it down, you will be able to create some dramatic looks. Instead of the neutral and nude eyeshadows that you’d use for a natural look, try out some bright colors or sparkly shadows. Try out some bright blues, purples, or even rainbow-colored. Or, apply a glittery shadow to your eyelid for a really fun look. Use a dark eyeliner pencil to make your eyes really stand out. To apply basic eyeliner, draw a line from the inner part of your top eyelid, just above your lashes, all the way to the outer edge of your eye. You can stop there, or you can apply it to your lower lid as well, just below the lashes. Or, practice creating a dramatic look like a cat’s eye style or winged style. Instead of your clear lip gloss, experiment with bold and dark colors. Try on some reds, purples, or even bolder shades like black or orange.
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One-sentence summary -- Wear bolder-looking makeup for parties, dates, or just for fun around the house. Apply foundation all over your face to mask any problem areas and even out color. Experiment with highlighting and contouring. Make your eyes pop with a bright-colored eyeshadow. Create show-stopping eyes with dark eyeliner. Be bold with a deep-colored lipstick.


Going back to school is a great way to get that brain working again and more education has obvious benefits. You don't even need to get a whole degree. Your employer may be willing to help you finance classes that further your job skills, or you can just take a single class in a subject that interests you. If you just don't have the money or time, there are also a number of free classes available online. Some are even from top universities, like Harvard. Try Coursera, Khan Academy, or even just Ted Talks to get the university experience, without the price. You may even be eligible to take a free course at a local college or university. Some colleges and universities offer free courses for mature learners. With your brain, much like your muscles, it's kind of a "use it or lose it" situation. The longer you go without using information and skills, the rustier they get. Frequently use basic skills, like doing math, in order to keep those skills fresh and ready to use. Try using skills that you have not used in a while, such as woodworking, knitting, sewing, or doing home repairs. Learning a new skill is also a great way to give your brain a workout. Creative skills especially, like music, dance, and visual art, will exercise different parts of your brain and all have incredible benefits. Whether you're building robots or a new bench for your hallway, using your brain to figure out how to make something (especially from scratch with no instructions) is a great workout. Get some basic building skills and then get your brain limber with some practical creativity. Try doing a do-it-yourself project to learn new skills and make something in the process.
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One-sentence summary --
Go back to school. Take free classes. Use skills you have already gained frequently. Pick up a new hobby. Build things.