The computer cannot be booted from a nonsystem disk.

He has a very binary understanding of gender.

About 9 of 10 adults are right-handed, the rest left-handed or, in rare cases, 'ambi-handed' or ambidextrous (the figures are similar in men and women except that left-handedness is slightly more common among men).

Zhang Haichao was twenty-eight when he got pneumoconiosis. He was fit and well before he started working at an abrasive-materials factory in Xinmi, not far from Zhengzhou, the capital of Henan, where he comes from. On the job, he inhaled a huge amount of dust every day. In the second half of 2007, he began to cough and felt short of breath.