perform that duty. 203. Duty of persons in charge of dangerous things. It is the duty of every person who has in his or her charge or under his or her control anything, whether living or inanimate, and whether moving or stationary, of such a nature that in the absence of care or precaution in its use or management, the life, safety or health of any person may be endangered, to use reasonable care and take reasonable precautions to avoid such danger; and he or she shall be deemed to have caused any consequences which adversely affect the life or health of any person by reason of any omission to perform that duty. CHAPTER XX—OFFENCES CONNECTED WITH MURDER AND SUICIDE. 204. Attempt to murder. Any person who— (a) attempts unlawfully to cause the death of another; or (b) with intent unlawfully to cause the death of another, does any act or omits to do any act, which it is his or her duty to do, such act or omission being of such a nature as to be likely to endanger human life, commits a felony and is liable to imprisonment for life. 205. Attempt to murder by convict. Any person who, being under sentence of imprisonment for three years or more, attempts to commit murder is liable to imprisonment for life, with or without corporal punishment. 206. Accessory after the fact to murder. Any person who becomes an accessory after the fact to murder commits a felony and is liable to imprisonment for seven years. 207. Written threats to murder. Any person who, knowing the contents of the writing, directly or indirectly causes any person to receive any writing threatening to kill any person commits a felony and is liable to imprisonment for seven years.