Petroleum products are materials derived from crude oil (petroleum) as it is processed in oil refineries. Slack wax, a raw refinery output comprising a mixture of oil and wax used as a precursor for scale wax and paraffin wax and as-is in non-food products such as wax emulsions, construction board, matches, candles, rust protection, and vapor barriers.
The bitrate for an HD Blu-ray video is typically in the range of 20 mbps, standard-definition DVD is usually 6 mbps, high-quality web video often runs at about 2 mbps, and video for phones is typically given in the kilobits (kbps). For example, these are the targets we usually see for H.264 streaming:
And came out with 2, 4, 8, 16, 32, 64, 128, 256, 512, and finally 1024. So 1 MB is also equals to 2^10 KB. As for HDD (Hard Disk Drive), USB Flash Drive and Memory Cards (such as SD card, MMC, Memory Stick, xD Card) capacity, it is not measured exactly as a capacity claimed, it's always less than it.