Users can then decide whether they want to block all cookies (which can make many sites inaccessible), or block only certain kinds of cookies, like those coming from advertisers on a Web site.
And while it's far lighter than pure concrete, a standard Rastra block still weighs 150 pounds, which can make it expensive to ship.
Antihistamines block the production and action of histamine, which can make you feel nauseous when you have labyrinthitis.
But it is not without its disadvantages, including too much traffic and construction, which can make a once well-known block seem unfamiliar in a short time.
Minecraft involves exploring a world made out of digital blocks, which can be broken up and made into new materials and structures, from pickaxes and swords to buildings and carts.
For those without such a contraption, he recommends buying bottled sugarcane juice or piloncillo, Mexican sugarcane that's been boiled down into a block, which can be reconstituted and diluted to make a juice.
Bell Atlantic also offers call blocking, which can prevent 540 numbers from being dialed on a phone.
AT&T's Mobile Security & Call Protect Plus ($3.99 per month) offers Automatic Fraud Blocking, which can block incoming suspicious calls.
Humans are extremely good at federating big data from a multiplicity of sources and classifying information into blocks upon which we can make contextually aware decisions.
"If you think of a littleBits module as a brick – essentially a building block from which you can make anything – then you could say that Lego is the closest comparison of an infinitely extensible library," says founder Ayah Bdeir, who recently spoke at TED. "Of course we've added another dimension entirely to our bricks by building the power of electronics into them".
