ok
first of all all meals and drinks at the table, clear up spills without comment (might be attention-seeking so praise praise where you can)
blanket over the sofa, or a cheapy sofa cover tjis kinda thing
wrt the chewing, he might well be cutting molars, so how about offering more crunchy type food for a bit - dry breakfast cereals, breadsticks, apple slices etc
throwing, yep, it's a Thing for some children, so offer opportunities to throw, balloons indoors, outside with balls
destruction, he might well enjoy magnetic toys like vehicles
[[www.elc.co.uk/Racing-Car-Magnetic-Trio-Set/130914,default,pd.html
this sort of thing]] or wooden train track
pulling willy, yep, looks OUCH but no harm done, so ignore
huge sympathies, the early years can be a bit of a grind [understatement]