The first difference you'll notice is that it's going to take a lot more heat. Zinc melts at 787°F, while copper melts at 1984°F. And clear out those new pennies--zinc boils easily, and you don't want to breathe that stuff.
DIY: An Ultra portable Torch knife
Soldering 101: Lesson 1: Tin the Tip
Desktop Air Purifier (Fume Extractor)
Bubbling Pipe Lamp
Bench Power Source
Raspberry Pi Home Automation - Control lights, computers, CCTV and more!
Easy Science Fair Project
Scrap Metal Rhumba Box
bike chain coaster
Simple boot tree (aka boot-stander-uppers)
No fuss perfect poached egg !
MAKE A HIGH VOLTAGE SUPPLY IN 5 MINUTES
Harvesting Surface-Mount Components
Wax Canvas Art
Removing Rust with Citric Acid
Recycle old PCB components
Homemade nearly-free Soldering Iron Stand
Rig A Car Horn To Your Alarmclock!
Camping/Outside Alarm System for Detecting Beast and People
Pure White Background Photography Using Smartphone
Glowing laser cut pendant with magnetic battery holder
Pipe Dream: A Low Voltage Tesla Coil or 'Slayer Exciter'
Super Effective Sound Isolating Earbuds
Convert a Grindstone to Treadle Power
Charge Your Phone With a Candle!
How to build a sturdy workbench inexpensively
Portable light table
Homemade Laundry Detergent and Gift Idea!
Raw-edged Carbon Fiber Mask
Urine Tanned Salmon Leather
DIY Copper Cup From 3/4" Pipe
Apple Cider Press with Grinder
Lessons of a Knife - making the ultimate bush blade
Economy Hydraulic Shop Press
Loft beds with bookshelf ladders
A Soft Industrial Pipe Bed Frame
Drill Press As Wood Lathe
How To: Make A Bath Bomb
Nut And Bolt Puzzle
Cool Minecraft cake that is easy to do, and will please the most diehard Minecraft players.
How to make a custom wood handle for a double edged safety razor
Pool Solar Heater or Optical Illusion for Entertainment
Yurt Without Steel
Photographic Light Box - IKEA lamp hack
Natural dye for homemade playdough
Bicycle Crank Bottle Opener
Lenz2 wind turbine
Build a 60 Watt Solar Panel
Rear pocket camera mount
Make a Cat Bed from a Computer Monitor
Sponge + Ferric Chloride Method -- Etch PCBs in One Minute!
How to make a solar iPod/iPhone charger -aka MightyMintyBoost
Making a three stone diamond engagement ring.
Home made DIY Grey water system water recycling.
Iron age shoes (previous 'viking shoes')
DIY iphone dock using only the package material
Friendly Folding Keychain
Fun with Bismuth
Laser Flashlight Hack!!
HHO car adaptation
Solar Powered Cell Phone Charger
All-Weather Bike Helmet
Build a cheap and easy Den or Playhouse
Copper Fire Log Heater: Burns clean with alcohol!
Wallet made from a computer keyboard
Make a Joule Thief
Concrete Countertops for the Kitchen - A Solid Surface on the Cheap