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View story Science and technology database 4 / 0 http://sci-tech.org/ Submitted by eldritch 50 months, 4 weeks, 16 hours ago Searchable database of many science and technology related topics. Free investigatory projects, welding technology and tricks and much more Tags: science, technology, projects, welding, chemistry, agricultu comment (0) | Category: Science | Add eldritch as a source Comments Votes (my sources) Votes (Everyone) Add your comment Add your comment If you already have an account, sign in: Email address: Password: If you don't, just complete these fields: (or join coRank for free) Your name: Your site: (optional) Your comment: (You have up to 5000 characters left) Can you see the 5 most prominent letters/numbers in this image? (case insensitive) Please enter them here: « go back

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