$ lsblk -o KNAME,TYPE,SIZE,MODEL
KNAME TYPE   SIZE MODEL
sda   disk 149.1G TOSHIBA MK1637GS
sda1  part  23.3G
sda2  part    28G
sda3  part  93.6G
sda4  part   4.3G
sr0   rom   1024M CD/DVDW TS-L632M

lshw -class disk -class tape

lshw

ls -l /dev /dev/mapper |grep '^b'

lsblk -d -n -oNAME,RO | grep '0$' | awk {'print $1'}

file /dev/disk/by-id/* | awk -F'/' 'NR>1{print "47/dev/"$NF}' | sort | uniq

disk:
  /dev/sdb             WDC WD3200AAKS-7
  /dev/sda             SAMSUNG HD103UJ
partition:
  /dev/sdb1            Partition
  /dev/sdb2            Partition
  /dev/sda1            Partition
cdrom:
  /dev/sr1             TSSTcorp DVD+-RW TS-H653B
  /dev/sr0             HL-DT-ST DVD-ROM GDRH20N

$ df -h