Some coloured pencils are water soluble - water can be brushed over them to blend colours. Water-soluble pencils are usually softer than ordinary coloured pencils and will go blunt more quickly.

Water-soluble pencils tend to be softer than ordinary coloured pencils. Charcoal is a fast and responsive drawing media. It gives both soft and strong lines depending on how it is used.

“If authenticated, the drawing could join Renoir’s intimate portraits of Chariot, whose voluptuous figure famously inspired The Bathers. It rests in a climate-controlled safe, its $12 price tag still ...