ㅇ- this is a place holder it doesn't make a sound, WELL THEN ITS USELESS nah gurl this thing is useful without a place holder you can't add a vowel;

Without a place holder:
ㅣso flaaaaaat

With a place holder:
이 ooh sexy-

Ok I need to stop

ㅂ this is B you can remember this symbol as a BUCKET

ㄷ this is a D you can remember this symbol as a DOOR

ㄱ This is G you can remember this symbol as a GUN

ㅅ this is S you can remember this symbol as a SUMMIT

ㅁ this is M you can remember this symbol as a MAP

ㄴ This is N you can remember this symbol as a NOSE well a cartoon nose

ㄹ this is R/L you can remember this symbol as a RATTLE SNAKE

ㅍ this is P you can remember this symbol as a PART TWO

ㅣthis is EE/i you can remember this symbol as a TREE

ㅡ this is EU like OO on BROOK