Coal Extractor

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Coal Extractor
Under Hall Level Required	1
Maximum Building Levels	10
Building Usage	Resource
Size	3.5 x 3.5 in blocks

" Extracts coal and reduces it to dust to be used in construction. "

General information

The Coal Extractor generates Coal that can be used to construct and upgrade buildings in the Inferno.

It is equivalent to the Pebble Shiner in the Overworld.

Its visual design from level 3-10 was updated on May 11, 2012 along with the other Inferno resource producers.

Building and Upgrading

Level	Resources Needed	Building Time	Production Rate (per hour)	Capacity	Resources Recycled	Under Hall Level	Fill time (Main yard)
	Bones				Bones
1	750	15s	720	720	375	1	1h
2	1,575	5m	1,440	2,160	1,162		1h 30m
3	3,300	20m	2,520	5,670	2,812		2h 15m
4	6,950	1h	3,960	13,365	6,287	2	3h 22m 30s
5	14,500	2h	5,760	29,160	13,537		5h 03m 45s
6	30,600	5h	7,920	60,142	28,837	3	7h 35m 37s
7	64,300	12h	10,440	118,918	60,987		11h 23m 26s
8	135,000	1d	13,320	227,584	128,487	4	17h 05m 09s
9	283,600	2d	16,560	424,414	270,287		1d 1h 37m 43s
10	600,000	3d	20,160	775,018	570,287	5	1d 14h 26m 36s

Repair and HP Stats

Level	HP	Repair Time
1	750	34s
2	1,500	1m 8s
3	2,400	2m 16s
4	6,000	4m 32s
5	12,000	9m 4s
6	24,000	18m 8s
7	45,000	36m 16s
8	65,000	1h 12m
9	105,000	2h 24m
10	165,000	4h 48m

Building Stages

Level	Normal	Damaged	Destroyed
1-2
3-10