 The shot put has been an Olympic sport for men since 1896 and a women 's competition using a 4 kg ( 8 @.@ 82 lb ) shot was added in 1948 . Further throwing techniques have arisen since the post @-@ war era : in the 1950s Parry O 'Brien popularised the 180 degree turn and throw technique commonly known as the " glide " , breaking the world record 17 times along the way , while Aleksandr Baryshnikov and Brian Oldfield introduced the " spin " or rotational technique in 1976 . 
 The shot put <a href='uninflect' title='1'><mark>has</mark></a> been an Olympic sport for men since 1896 and a women <a href='null_genetive' title='2'><mark>'s</mark></a>competition using a 4 kg ( 8 @.@ 82 lb ) shot was added in 1948 . Further throwing techniques <a href='been_done' title='3'><mark>have</mark></a> arisen since the post @-@ war era : in the 1950s Parry O 'Brien popularised the 180 degree turn and throw technique commonly known as the " glide " , breaking the world record 17 times along the way , while Aleksandr Baryshnikov and Brian Oldfield introduced the " spin " or rotational technique in 1976 . 
Da shot put have been an Olympic sport fir men since 1896 and a women  competition usin a 4 kg ( 8 @.@ 82 lb ) shot was added in 1948 . Further throwing techniques done arisen since tdapost @-@ war era : in thda950s Parry O 'Brien popularised theda0 degree turn and throw technique commonly known as the " glide " , breakin the dald record 17 times along the way , while Aleksandr Baryshnikov and Brian Oldfield introduced the " spin " or rotational technique in 1976 .