2. thing is likely to cause mischief if escapes

• the thing that d brings onto his land must be likely to do damage if escapes
• test of foreseeability


  not escape that needs to be foreseeable, just the damage if the thing escapes
• Shiffman v Grand priory 


  the thing itself doesn't need to be inherently dangerous
• Hale v Jennings bros


  the thing is likely to do mischief if it escapes
• LMS international

  incorrect storage of flammable material may give rise to liability
• Standard v Gore


  it must be accumulated thing itself that escapes and causes damage